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STOCK-BASED COMPENSATION - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions |  |  | 3 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Feb. 12, 2020 | Feb. 14, 2019 | Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019 | Mar. 23, 2020 | Feb. 06, 2020 | Jul. 01, 2019 | Mar. 22, 2019
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |
Stock compensation expense |  |  | $ 231 | $ 308 |  |  |  |  |
Management Incentive Award [Member] |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |
Closing New York Stock Exchange price | $ 105.54 |  |  |  |  | $ 91.90 | $ 106.51 |  |
Award vesting period |  |  | 5 years |  |  |  |  |  |
Long-Term Incentive Performance Award |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |
Closing New York Stock Exchange price |  |  |  |  |  |  |  | $ 102.97 | $ 107.35
Award vesting period |  |  | 3 years |  |  |  |  |  |
Weighted-average fair value of options granted (usd per share) |  |  |  |  | $ 123.44 |  |  |  |
Nonqualified Stock Options [Member] |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |
Percentage of the award vesting at each anniversary date of the grant |  |  | 20.00% |  |  |  |  |  |
Expiration period (in years) |  |  | 10 years |  |  |  |  |  |
Award vesting period |  |  | 5 years |  |  |  |  |  |
Stock options granted |  |  | 300,000 | 300,000 |  |  |  |  |
Weighted-average fair value of options granted (usd per share) | $ 105.54 | $ 111.80 |  |  |  |  |  |  |

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